2918778880

素因数分解:

$2^{11}\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1913}}^1$

素因数の和:2089

約数の個数: 96

約数和(自身を含む): 7054047000

約数和(自身を除く): 4135268120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 256, 298, 320, 512, 596, 640, 745, 1024, 1192, 1280, 1490, 1913, 2048, 2384, 2560, 2980, 3826, 4768, 5120, 5960, 7652, 9536, 9565, 10240, 11920, 15304, 19072, 19130, 23840, 30608, 38144, 38260, 47680, 61216, 76288, 76520, 95360, 122432, 152576, 153040, 190720, 244864, 285037, 305152, 306080, 381440, 489728, 570074, 612160, 762880, 979456, 1140148, 1224320, 1425185, 1525760, 1958912, 2280296, 2448640, 2850370, 3917824, 4560592, 4897280, 5700740, 9121184, 9794560, 11401480, 18242368, 19589120, 22802960, 36484736, 45605920, 72969472, 91211840, 145938944, 182423680, 291877888, 364847360, 583755776, 729694720, 1459389440, 2918778880]

約数ペア:

[(1, 2918778880), (2, 1459389440), (4, 729694720), (5, 583755776), (8, 364847360), (10, 291877888), (16, 182423680), (20, 145938944), (32, 91211840), (40, 72969472), (64, 45605920), (80, 36484736), (128, 22802960), (149, 19589120), (160, 18242368), (256, 11401480), (298, 9794560), (320, 9121184), (512, 5700740), (596, 4897280), (640, 4560592), (745, 3917824), (1024, 2850370), (1192, 2448640), (1280, 2280296), (1490, 1958912), (1913, 1525760), (2048, 1425185), (2384, 1224320), (2560, 1140148), (2980, 979456), (3826, 762880), (4768, 612160), (5120, 570074), (5960, 489728), (7652, 381440), (9536, 306080), (9565, 305152), (10240, 285037), (11920, 244864), (15304, 190720), (19072, 153040), (19130, 152576), (23840, 122432), (30608, 95360), (38144, 76520), (38260, 76288), (47680, 61216)]